ASMX

Multi-architecture assembly execution playground for web browsers.

Powered by Capstone.js, Keystone.js, Unicorn.js. Everything else is pure vanilla JS/CSS.

Features

• Multi-architecture support: x86, ARM, AArch64, MIPS, PowerPC, SPARC, S390X.
• Live dis/assembling editor with control-flow visualization.
• In-browser emulation with stepping controls: run, pause, step-in, step-over, step-out, reset.
• Breakpoints and conditional breakpoints supporting arbitrary expressions.
• Register viewing/editing, with value inspection in different formats.
• Memory and stack viewing/editing, with address auto-tracking.
• Import/export the entire memory state as ELF binaries.
• Shareable URLs that encode memory and CPU state.

Building

Clone this repository and run:

npm install
npm run build

These commands generate all the files in the build/ directory, which index.html depends on at runtime. To serve the app locally after building, run npm run serve.

Third-party licenses

This project relies on the following open-source work:

• Capstone.js: Released under BSD 3-Clause license.
  https://github.com/AlexAltea/capstone.js/blob/master/LICENSE
• Keystone.js: Released under GPLv2.0 license.
  https://github.com/AlexAltea/keystone.js/blob/master/LICENSE
• Unicorn.js: Released under GPLv2.0 license.
  https://github.com/AlexAltea/unicorn.js/blob/master/LICENSE
• Codicons: Released under CC-BY-4.0 license.
  https://github.com/microsoft/vscode-codicons/blob/main/LICENSE
• Feather: Released under MIT license.
  https://github.com/feathericons/feather/blob/main/LICENSE